president barack obama expressed appreciation for singapore's cooperation. they are moving ahead with a new strategy. singapore is in a politically important location. it is a symbolic gesture of america's current defense strategy. nhk world, singapore. >>> chinese government officials have accused japan of make trouble over islands in the sea. they refer to territory disputes involving other nations in the asia pacific region. japan is the only country singled out by name. the report says the military must protect china's sovereignty and marine interest. they will develop their ability to carry out mobile operations. chinese warships patrol waters near the senkaku islands on wednesday as part of an exercise. the document is the first defense white paper since president took office last month. he's a security analyst. he gave us his take on where china's military policy is headed. >> it reflects the new leaders idea of course so they change the structure of contents completely. the feature of the paper must be specific. they criticize japan is making trouble